package com.example.invoicingsystem.service;

import com.example.invoicingsystem.pojo.Users;

import java.util.List;

public interface UsersService {

	/**
	 * 查询用户全部结果
	 *
	 * @return
	 */
	public List<Users> selectAll();
	public List<Users> select(Users user);
	public int insert(Users user);
	public int update(Users user);
	public int delete(Users user);

}
